Remove ChromeV8Extension & most of ChromeV8Context

chrome/renderer/extensions/app_window_custom_bindings.h

Index: chrome/renderer/extensions/app_window_custom_bindings.h
diff --git a/chrome/renderer/extensions/app_window_custom_bindings.h b/chrome/renderer/extensions/app_window_custom_bindings.h
index 48635cac80a60d2a7c36d17f7560e835216a17e4..e0f942a250669420ba252acd21b8279f999e4133 100644
--- a/chrome/renderer/extensions/app_window_custom_bindings.h
+++ b/chrome/renderer/extensions/app_window_custom_bindings.h
@@ -5,15 +5,15 @@
 #ifndef CHROME_RENDERER_EXTENSIONS_APP_WINDOW_CUSTOM_BINDINGS_H_
 #define CHROME_RENDERER_EXTENSIONS_APP_WINDOW_CUSTOM_BINDINGS_H_
 
-#include "chrome/renderer/extensions/chrome_v8_extension.h"
+#include "extensions/renderer/object_backed_native_handler.h"
 
 namespace extensions {
 class Dispatcher;
 
 // Implements custom bindings for the app.window API.
-class AppWindowCustomBindings : public ChromeV8Extension {
+class AppWindowCustomBindings : public ObjectBackedNativeHandler {
  public:
-  AppWindowCustomBindings(Dispatcher* dispatcher, ChromeV8Context* context);
+  AppWindowCustomBindings(Dispatcher* dispatcher, ScriptContext* context);
 
  private:
   void GetView(const v8::FunctionCallbackInfo<v8::Value>& args);
@@ -23,6 +23,9 @@ class AppWindowCustomBindings : public ChromeV8Extension {
   void GetWindowControlsHtmlTemplate(
       const v8::FunctionCallbackInfo<v8::Value>& args);
 
+  // Dispatcher handle. Not owned.
+  Dispatcher* dispatcher_;
+
   DISALLOW_COPY_AND_ASSIGN(AppWindowCustomBindings);
 };